Level 3
Mrs Decruz baked 8 muffins more than cakes. Each muffin needed 0.06 kg of flour while each cake needed 0.5 kg of flour. She used 1.72 kg more flour for the cakes than for the muffins. How many muffins did Mrs Decruz bake?
Level 3
Tank A has thrice as much water as Tank B. If Gilbert adds 0.5 ℓ of water to Tank A and 1.8 ℓ of water to Tank B, both tanks will have the same volume of water. Find the volume of water in Tank A at first.
Level 3 At the supermarket, passion fruits were sold at 3 for $3.10 and pears were sold at 4 for $4.70. What was the total amount of money that Mrs Ang had to pay if she bought 15 such passion fruits and 8 such pears?
Level 3
Bill bought a total of 11 sweets and chocolate bars. Each sweet cost 40¢. Each chocolate bar cost 60¢. He paid a total of $5.60. How many chocolate bars did he buy?
Level 3
There were a total of forty-one 20-cent coins and 50-cent coins in a bag. Given that the total amount of money in the bag was $19. How many 20-cent coins were there in the bag?
Level 3 The mangoes were sold at 80¢ per kg. Mrs Soh bought 2 mangoes of mass 3.3 kg and 1.9 kg respectively. She gave the grocer three $2-notes. How much change did she get?
